Tooth brush



FIG. 1 is a front view showing our new design for a tooth brush,

FIG. 2 is a rear view thereof,

FIG. 3 is a top view thereof,

FIG. 4 is a bottom view thereof,

FIG. 5 is a left side view thereof; and,

FIG. 6 is a right side view thereof. 

The ornamental design for a tooth brush, as shown and described. 